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<h2><a href="closure_goog_dom_abstractmultirange.js.html">abstractmultirange.js</a></h2>

<pre class="prettyprint lang-js">
<a name="line1"></a>// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);
<a name="line2"></a>// you may not use this file except in compliance with the License.
<a name="line3"></a>// You may obtain a copy of the License at
<a name="line4"></a>//
<a name="line5"></a>//     http://www.apache.org/licenses/LICENSE-2.0
<a name="line6"></a>//
<a name="line7"></a>// Unless required by applicable law or agreed to in writing, software
<a name="line8"></a>// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,
<a name="line9"></a>// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<a name="line10"></a>// See the License for the specific language governing permissions and
<a name="line11"></a>// limitations under the License.
<a name="line12"></a>
<a name="line13"></a>// Copyright 2008 Google Inc. All Rights Reserved.
<a name="line14"></a>
<a name="line15"></a>/**
<a name="line16"></a> * @fileoverview Utilities for working with ranges comprised of multiple
<a name="line17"></a> * sub-ranges.
<a name="line18"></a> *
<a name="line19"></a> */
<a name="line20"></a>
<a name="line21"></a>
<a name="line22"></a>goog.provide(&#39;goog.dom.AbstractMultiRange&#39;);
<a name="line23"></a>
<a name="line24"></a>goog.require(&#39;goog.array&#39;);
<a name="line25"></a>goog.require(&#39;goog.dom&#39;);
<a name="line26"></a>goog.require(&#39;goog.dom.AbstractRange&#39;);
<a name="line27"></a>
<a name="line28"></a>
<a name="line29"></a>/**
<a name="line30"></a> * Creates a new multi range with no properties.  Do not use this
<a name="line31"></a> * constructor: use one of the goog.dom.Range.createFrom* methods instead.
<a name="line32"></a> * @constructor
<a name="line33"></a> * @extends {goog.dom.AbstractRange}
<a name="line34"></a> */
<a name="line35"></a>goog.dom.AbstractMultiRange = function() {
<a name="line36"></a>};
<a name="line37"></a>goog.inherits(goog.dom.AbstractMultiRange, goog.dom.AbstractRange);
<a name="line38"></a>
<a name="line39"></a>
<a name="line40"></a>/** @inheritDoc */
<a name="line41"></a>goog.dom.AbstractMultiRange.prototype.containsRange = function(
<a name="line42"></a>    otherRange, opt_allowPartial) {
<a name="line43"></a>  // TODO: This will incorrectly return false if two (or more) adjacent
<a name="line44"></a>  // elements are both in the control range, and are also in the text range
<a name="line45"></a>  // being compared to.
<a name="line46"></a>  var ranges = this.getTextRanges();
<a name="line47"></a>  var otherRanges = otherRange.getTextRanges();
<a name="line48"></a>
<a name="line49"></a>  var fn = opt_allowPartial ? goog.array.some : goog.array.every;
<a name="line50"></a>  return fn(otherRanges, function(otherRange) {
<a name="line51"></a>    return goog.array.some(ranges, function(range) {
<a name="line52"></a>      return range.containsRange(otherRange, opt_allowPartial);
<a name="line53"></a>    });
<a name="line54"></a>  });
<a name="line55"></a>};
<a name="line56"></a>
<a name="line57"></a>
<a name="line58"></a>/** @inheritDoc */
<a name="line59"></a>goog.dom.AbstractMultiRange.prototype.insertNode = function(node, before) {
<a name="line60"></a>  if (before) {
<a name="line61"></a>    goog.dom.insertSiblingBefore(node, this.getStartNode());
<a name="line62"></a>  } else {
<a name="line63"></a>    goog.dom.insertSiblingAfter(node, this.getEndNode());
<a name="line64"></a>  }
<a name="line65"></a>  return node;
<a name="line66"></a>};
<a name="line67"></a>
<a name="line68"></a>
<a name="line69"></a>/** @inheritDoc */
<a name="line70"></a>goog.dom.AbstractMultiRange.prototype.surroundWithNodes = function(startNode,
<a name="line71"></a>    endNode) {
<a name="line72"></a>  this.insertNode(startNode, true);
<a name="line73"></a>  this.insertNode(endNode, false);
<a name="line74"></a>};
</pre>


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